Which of the following is not good practice when using visual aids?
a. confirm that the equipment works
b. focus equipment
c. make image clearly readable from the farthest seat
d. use a keystoning effect whenever possible
e. avoid walking in front of the projected image
Answer: D
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.